TPSL — Please refund my money it's been already a month.

I paid continuation fee of amu 2020-21 through tpsl. [protected]@icici upi id on 8th September 2020. The amount has been debited from my bank a/c but it shows as failed in amu website. What should i do now..? When will my amount be credited to my bank a/c.
My college didn't receive any money. Please refund my money so that I can pay again.